------------[ cut here ]------------ WARNING: CPU: 0 PID: 8421 at net/core/skbuff.c:1216 __sk_skb_reason_drop net/core/skbuff.c:1216 [inline] WARNING: CPU: 0 PID: 8421 at net/core/skbuff.c:1216 sk_skb_reason_drop+0x97/0x1a0 net/core/skbuff.c:1241 Modules linked in: CPU: 0 UID: 0 PID: 8421 Comm: syz.1.624 Not tainted 6.13.0-rc2-syzkaller-00036-g231825b2e1ff #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:__sk_skb_reason_drop net/core/skbuff.c:1216 [inline] RIP: 0010:sk_skb_reason_drop+0x97/0x1a0 net/core/skbuff.c:1241 Code: 5d 41 5c 41 5d 41 5e e9 a7 f8 95 f8 e8 a2 f8 95 f8 31 ff 44 89 e6 e8 d8 fa 95 f8 45 85 e4 0f 85 b2 00 00 00 e8 8a f8 95 f8 90 <0f> 0b 90 e8 81 f8 95 f8 44 89 e6 bf 01 00 00 00 e8 b4 fa 95 f8 41 RSP: 0018:ffffc90004a47228 EFLAGS: 00010283 RAX: 0000000000008aba RBX: ffff88804c3ae780 RCX: ffffc9000c8f1000 RDX: 0000000000080000 RSI: ffffffff89040af6 RDI: 0000000000000007 RBP: 000000000000ffff R08: 0000000000000007 R09: 0000000000000003 R10: 000000000000ffff R11: 0000000000000002 R12: 00000000ffffffea R13: 0000000000000000 R14: ffff88804c3ae864 R15: ffff88804c3ae7d8 FS: 00007f91893cb6c0(0000) GS:ffff88806a600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000056774000 CR4: 0000000000352ef0 Call Trace: kfree_skb_reason include/linux/skbuff.h:1263 [inline] ip_rcv_finish_core.constprop.0+0x11d2/0x2290 net/ipv4/ip_input.c:424 ip_list_rcv_finish.constprop.0+0x1be/0x720 net/ipv4/ip_input.c:610 ip_sublist_rcv net/ipv4/ip_input.c:636 [inline] ip_list_rcv+0x339/0x450 net/ipv4/ip_input.c:670 __netif_receive_skb_list_ptype net/core/dev.c:5715 [inline] __netif_receive_skb_list_core+0x755/0x950 net/core/dev.c:5762 __netif_receive_skb_list net/core/dev.c:5814 [inline] netif_receive_skb_list_internal+0x753/0xdb0 net/core/dev.c:5905 netif_receive_skb_list net/core/dev.c:5957 [inline] netif_receive_skb_list+0x4d/0x4b0 net/core/dev.c:5947 xdp_recv_frames net/bpf/test_run.c:280 [inline] xdp_test_run_batch.constprop.0+0x1799/0x1e40 net/bpf/test_run.c:361 bpf_test_run_xdp_live+0x365/0x500 net/bpf/test_run.c:390 bpf_prog_test_run_xdp+0x827/0x1580 net/bpf/test_run.c:1318 bpf_prog_test_run kernel/bpf/syscall.c:4402 [inline] __sys_bpf+0xfc6/0x49c0 kernel/bpf/syscall.c:5808 __do_sys_bpf kernel/bpf/syscall.c:5897 [inline] __se_sys_bpf kernel/bpf/syscall.c:5895 [inline] __x64_sys_bpf+0x78/0xc0 kernel/bpf/syscall.c:5895 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f9188585d19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f91893cb038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f9188775fa0 RCX: 00007f9188585d19 RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a RBP: 00007f9188601a20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f9188775fa0 R15: 00007ffce0288758